Skip Navigation
Johns Hopkins Bloomberg School of Public HealthCAAT

Johns Hopkins University
Center for Alternatives to Animal Testing

We believe the best science is humane science. Our programs seek to provide a better, safer, more humane future for people and animals. To learn more about CAAT and the 3Rs, visit our About Us page. And consider supporting our mission.


promo 1

CAAT News and Upcoming Events

News and upcoming events sponsored by CAAT, CAAT-Europe, and the Transatlantic Think Tank for Toxicology (t4).

Next Generation Humane Science Award: Apply Now!
Deadline May 31st, 2020

Registration Now Open!
Program, Speaker Bios, and Abstracts Now Online
7th Annual Symposium
3Rs: Practical Solutions and Success Stories

(formerly Social Housing Symposium)
June 4-5, 2020

Summer School on Innovative Approaches in Science
June 22-26, 2020
To view the program and apply to attend, or to register for specific sessions, visit the website.

Pan-American Conference for Alternative Methods

May 12-14, 2021
Windsor, Ontario


promo 2


CAAT and CAAT-Europe promise sound scientific synergy involving experts from both sides of the Atlantic to promote the implementation of human-relevant alternative approaches, the advancement of research, and the dissemination of the 3Rs.

5th International Conference on Alternatives for Developmental Neurotoxicity (DNT) Testing
Konstanz, Germany
Tentatively Rescheduled for October/November 2020
Please Sign Up for our CAATwalk Newsletter for Updates

Altertox Academy: 2020 Training Courses

CAAT-Europe is housed at the University of Konstanz, Germany.


promo 3

From CAATwalk

Sign up for our CAATwalk Newsletter for the latest news about our activities! View the latest CAATwalk Newsletter (May 27, 2020)

Humane Science Course
Connect with Us
Make a Gift